ref: 31f3d45b284ee9d7b9372d88fab70305aa9af2d7 dir: /unicode/
U+2624 ☤ Caduceus (c.f. U+1F750 🝐 "alchemical symbol for caduceus"), U+2695 ⚕ "staff of Aesculapius and U+2625 ☥ Ankh